Directory of Power Plants in Connecticut
Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
---|---|---|---|---|---|---|---|
Digital Fairfield | Bloom Energy | Trumbull, CT | ISO New England (ISNE) | 13.9 GWh | May 2018 | Dec 2023 | Natural Gas |
Trinity College Fuel Cell | AEP Onsite Partners, LLC | Hartford, CT | ISO New England (ISNE) | 10.1 GWh | Jul 2018 | Dec 2022 | Natural Gas |
IKEA New Haven Rooftop PV & Fuel Cell | IKEA Property Inc | New Haven, CT | ISO New England (ISNE) | 2.0 GWh | Jun 2012 | Dec 2023 | Natural Gas : 65.8% Solar : 34.2% |
Franklin Solar | Ecos Energy LLC | Lebanon, CT | ISO New England (ISNE) | 1.6 GWh | Feb 2018 | Dec 2023 | Solar |
Wilson Solar | Ecos Energy LLC | Lebanon, CT | ISO New England (ISNE) | 1.6 GWh | Feb 2018 | Dec 2023 | Solar |
Jefferson Solar | Ecos Energy LLC | Lebanon, CT | ISO New England (ISNE) | 1.6 GWh | Dec 2017 | Dec 2023 | Solar |
Hamilton Solar | Ecos Energy LLC | Lebanon, CT | ISO New England (ISNE) | 1.6 GWh | Feb 2018 | Dec 2023 | Solar |
Adams Solar | Ecos Energy LLC | Lebanon, CT | ISO New England (ISNE) | 1.5 GWh | Feb 2018 | Dec 2023 | Solar |
Town of Branford | Tesla Inc. | Branford, CT | ISO New England (ISNE) | 1.6 GWh | May 2018 | Dec 2023 | Solar |
North Stonington Solar Center, LLC | Adapture Renewables, Inc. | North Stonington, CT | ISO New England (ISNE) | 5.2 GWh | Sep 2022 | Dec 2022 | Solar |
Naval Sub Base New London Fuel Cell | Groton Station Fuel Cell, LLC | Groton, CT | ISO New England (ISNE) | 36.4 GWh | Nov 2022 | Dec 2023 | Natural Gas |
Derby Fuel Cell | Derby Fuel Cell LLC | Derby, CT | ISO New England (ISNE) | 8.2 GWh | - | Dec 2023 | Natural Gas |
ALDI DC 2 | EnterSolar | South Windsor, CT | ISO New England (ISNE) | 1.7 GWh | Jan 2018 | Dec 2023 | Solar |
Manchester Community College East | Onyx Asset Services Group | Manchester, CT | ISO New England (ISNE) | 1.7 GWh | Sep 2018 | Dec 2022 | Solar |
Manchester Community College North | Onyx Asset Services Group | Great Path, CT | ISO New England (ISNE) | 1.7 GWh | Sep 2018 | Dec 2022 | Solar |
DWW Solar ll | DWW Solar ll LLC | Simsbury, CT | ISO New England (ISNE) | 47.3 GWh | Nov 2019 | Jun 2024 | Solar |
Sherman Solar | Ecos Energy LLC | Griswold, CT | ISO New England (ISNE) | 1.6 GWh | Nov 2019 | Dec 2023 | Solar |
Jackson Solar (CT) | Ecos Energy LLC | Griswold, CT | ISO New England (ISNE) | 1.6 GWh | Nov 2019 | Dec 2023 | Solar |
Sydney Solar | Ecos Energy LLC | Hampton, CT | ISO New England (ISNE) | 3.2 GWh | May 2020 | Dec 2023 | Solar |
Dickinson Solar (CT) | Ecos Energy LLC | Hampton, CT | ISO New England (ISNE) | 3.1 GWh | May 2020 | Dec 2023 | Solar |
Wind Colebrook South | Wind Colebrook South | Colebrook, CT | ISO New England (ISNE) | 10.0 GWh | Oct 2015 | May 2024 | Wind |
UDR Glastonbury Fuel Cell | UIL Distributed Resources, LLC | Glastonbury, CT | ISO New England (ISNE) | 22.8 GWh | Jan 2016 | Dec 2023 | Natural Gas |
CMEEC - Bozrah | Tesla Inc. | Bozrah, CT | ISO New England (ISNE) | 3.2 GWh | Nov 2016 | Dec 2023 | Solar |
Conn Mun Electric Energy Coop | Tesla Inc. | Norwich, CT | ISO New England (ISNE) | 1.3 GWh | Nov 2016 | Dec 2023 | Solar |
Pfizer Groton Fuel Cell | Groton Fuel Cell 1 LLC | Groton, CT | ISO New England (ISNE) | 44.8 GWh | Sep 2016 | Dec 2023 | Natural Gas |
UI RCP Woodbridge FC | United Illuminating Co | Woodbridge, CT | ISO New England (ISNE) | 17.4 GWh | Nov 2016 | Dec 2023 | Natural Gas |
CMEEC - Rogers Rd Solar | Tesla Inc. | Norwich, CT | ISO New England (ISNE) | 1.9 GWh | Jan 2017 | Dec 2022 | Solar |
CMEEC - Polaris Park Solar Hybrid | Tesla Inc. | Gordon, CT | ISO New England (ISNE) | 5.2 GWh | Jul 2017 | Dec 2022 | Solar |
CMEEC - Navy NE Trident | Tesla Inc. | Groton, CT | ISO New England (ISNE) | 1.4 GWh | May 2017 | Dec 2023 | Solar |
CMEEC - Norwich Stott St Solar Hybrid | Tesla Inc. | Norwich, CT | ISO New England (ISNE) | 6.1 GWh | Nov 2016 | Dec 2022 | Solar |
Becton Canaan | DG Northeast 1, LLC | North Canaan, CT | ISO New England (ISNE) | 3.4 GWh | Feb 2018 | Dec 2023 | Solar |
Stafford MS Ground Mount Community Solar | Town of Stafford - (CT) | Stafford, CT | ISO New England (ISNE) | 3.5 GWh | Jun 2016 | Dec 2022 | Solar |
Hartford Landfill Solar EGF | Materials Innovation Recycling Authority | Hartford, CT | ISO New England (ISNE) | 1.5 GWh | May 2014 | Dec 2023 | Solar |
Canis Major Solar Farm | LSE Canis Major LLC | Suffield, CT | ISO New England (ISNE) | 3.9 GWh | Nov 2016 | Dec 2022 | Solar |
Canis Minor Solar Farm | LSE Canis Minor LLC | Barkhamsted, CT | ISO New England (ISNE) | 1.9 GWh | Nov 2016 | Dec 2022 | Solar |
Town of Rocky Hill PV CSG | Tesla Inc. | Rocky Hill, CT | ISO New England (ISNE) | 4.8 GWh | Feb 2018 | Dec 2023 | Solar |
Sikorsky Aircraft CHP | Sikorsky Aircraft Corporation | Stratford, CT | ISO New England (ISNE) | 69.4 GWh | May 2010 | Dec 2023 | Natural Gas : 99.8% |
Barrett Farm Solar - Phase I | Onyx Asset Services Group | Thompson, CT | ISO New England (ISNE) | 3.0 GWh | Sep 2017 | Dec 2023 | Solar |
Woods Hill Solar | Woods Hill Solar, LLC | Pomfret, CT | ISO New England (ISNE) | 27.6 GWh | Nov 2018 | Jun 2024 | Solar |
Burlington Solar 1 | DG Connecticut III, LLC | Burlington, CT | ISO New England (ISNE) | 5.2 GWh | Jan 2022 | Dec 2023 | Solar |
Bristol Solar One, LLC | DG Connecticut III, LLC | Bristol, CT | ISO New England (ISNE) | 3.1 GWh | Apr 2021 | Dec 2023 | Solar |
Watertown Solar One, LLC | DG Connecticut III, LLC | Watertown, CT | ISO New England (ISNE) | 3.1 GWh | May 2021 | Dec 2023 | Solar |
Clinton Solar | Ecos Energy LLC | Griswold, CT | ISO New England (ISNE) | 1.7 GWh | Apr 2021 | Dec 2023 | Solar |
Medtronic - New Haven 2 | Bloom Energy | North Haven, CT | ISO New England (ISNE) | 18.4 GWh | Sep 2020 | Dec 2023 | Natural Gas |
Medtronic - New Haven | Bloom Energy | North Haven, CT | ISO New England (ISNE) | 15.2 GWh | Sep 2020 | Dec 2023 | Natural Gas |
Barrow Solar | Ecos Energy LLC | Somers, CT | ISO New England (ISNE) | 3.4 GWh | May 2021 | Dec 2023 | Solar |
McHenry Solar | Ecos Energy LLC | Hampton, CT | ISO New England (ISNE) | 1.7 GWh | Sep 2021 | Dec 2023 | Solar |
East Windsor Solar One | DG Connecticut III, LLC | East Windsor, CT | ISO New England (ISNE) | 9.1 GWh | Nov 2021 | Dec 2023 | Solar |
Southington Solar One | DG Connecticut III, LLC | Southington, CT | ISO New England (ISNE) | 9.0 GWh | Jan 2022 | Dec 2023 | Solar |
Torrington Solar One, LLC | DG Connecticut III, LLC | Torrington, CT | ISO New England (ISNE) | 3.5 GWh | Feb 2021 | Dec 2023 | Solar |
Generate Colchester Fuel Cells, LLC | Generate Colchester Fuel Cells, LLC | Colchester, CT | ISO New England (ISNE) | 88.2 GWh | Sep 2021 | Dec 2023 | Natural Gas |
Connecticut College | Bloom Energy | New London, CT | ISO New England (ISNE) | 9.4 GWh | Aug 2019 | Dec 2022 | Natural Gas |
Niagara Bottling - Bloomfield | Westbound Solar 3, LLC | Bloomfield, CT | ISO New England (ISNE) | 50.0 MWh | Oct 2022 | Dec 2022 | Solar |
Emerald Gardens PKI, LLC | Emerald Gardens PKI, LLC | Shelton, CT | ISO New England (ISNE) | 2.3 GWh | Sep 2021 | Dec 2023 | Solar |
Yale New Haven - New London | Bloom Energy | New London, CT | ISO New England (ISNE) | 4.1 GWh | Aug 2022 | Dec 2022 | Natural Gas |
Park Solar | Ecos Energy LLC | Woodbridge, CT | ISO New England (ISNE) | 20.0 MWh | Nov 2023 | Dec 2023 | Solar |
Powder Hill | LSE Delphinus LLC | Enfield, CT | ISO New England (ISNE) | 3.3 GWh | Nov 2020 | Dec 2023 | Solar |
Platt Hill | LSE Pictor LLC | Winchester, CT | ISO New England (ISNE) | 3.7 GWh | Dec 2021 | Dec 2023 | Solar |
Norwalk Hospital Plant | Norwalk Hospital | Norwalk, CT | ISO New England (ISNE) | 5.6 GWh | Apr 1992 | Dec 2022 | Natural Gas |
Plainfield Solar 2 | Ecos Energy LLC | Plainfield, CT | ISO New England (ISNE) | 1.5 GWh | Mar 2020 | Dec 2023 | Solar |
South Windsor Fuel Cell | South Energy Investments LLC | South Windsor, CT | ISO New England (ISNE) | 42.0 GWh | Feb 2020 | Dec 2023 | Natural Gas |
Ticket Network South Windsor | EnterSolar | South Windsor, CT | ISO New England (ISNE) | 1.6 GWh | Apr 2018 | Dec 2023 | Solar |
Corbin Russwin Phase 3 Berlin | EnterSolar | Berlin, CT | ISO New England (ISNE) | 1.8 GWh | Mar 2018 | Dec 2023 | Solar |
CP Middletown Solar I LLC | Green Street Power Partners | Middletown, CT | ISO New England (ISNE) | 1.7 GWh | Nov 2019 | Dec 2023 | Solar |
CP Middletown Solar II LLC | Green Street Power Partners | Middletown, CT | ISO New England (ISNE) | 1.7 GWh | Nov 2019 | Dec 2023 | Solar |
UB Fuel Cell | UB Fuel Cell | Bridgeport, CT | ISO New England (ISNE) | 11.2 GWh | Mar 2015 | Dec 2023 | Natural Gas |
Amazon BDL3 Solar Project | Solar Star Prime 1 LLC | New Haven, CT | ISO New England (ISNE) | 1.2 GWh | Sep 2019 | Dec 2023 | Solar |
Nutmeg Solar | Nutmeg Solar LLC | Enfield, CT | ISO New England (ISNE) | 39.7 GWh | Nov 2020 | Dec 2022 | Solar |
UI RCP Bridgeport Seaside | United Illuminating Co | Bridgeport, CT | ISO New England (ISNE) | 22.0 GWh | Oct 2015 | Jun 2024 | Natural Gas : 95.9% Solar : 4.1% |
Blair Solar | Ecos Energy LLC | Somers, CT | ISO New England (ISNE) | 1.7 GWh | Dec 2020 | Dec 2023 | Solar |
Madison Solar | Ecos Energy LLC | Somers, CT | ISO New England (ISNE) | 1.7 GWh | Dec 2020 | Dec 2023 | Solar |
Few Solar | Ecos Energy LLC | Somers, CT | ISO New England (ISNE) | 1.7 GWh | Dec 2020 | Dec 2023 | Solar |
Plainfield Solar 1 | Ecos Energy LLC | Plainfield, CT | ISO New England (ISNE) | 1.5 GWh | Dec 2019 | Dec 2023 | Solar |
Quinebaug Solar | Quinebaug Solar, LLC | Canterbury, CT | ISO New England (ISNE) | 83.9 GWh | Nov 2021 | Jun 2024 | Solar |
Stamford Health | Stamford Health Systems, Inc. | Stamford, CT | ISO New England (ISNE) | 88.6 MWh | Dec 1983 | Dec 2022 | Distillate Fuel Oil |
Wallingford Solar | Wallingford Renewable Energy, LLC | Wallingford, CT | ISO New England (ISNE) | 22.5 GWh | Aug 2021 | Dec 2023 | Solar |
FDX010.0 FedEx Fuel Cell | 2016 ESA Project Company, LLC | Middletown, CT | ISO New England (ISNE) | 7.6 GWh | Aug 2018 | Dec 2023 | Natural Gas |
Pfizer Groton Plant | Pfizer Inc | Groton, CT | ISO New England (ISNE) | 74.5 GWh | Dec 1947 | Jun 2024 | Natural Gas : 96.5% Distillate Fuel Oil : 3.5% |
Tenth Street | City of Norwich - (CT) | Norwich, CT | ISO New England (ISNE) | 3.9 GWh | Apr 1967 | Dec 2023 | Water |
New Haven Harbor | Generation Bridge II Connecticut, LLC | New Haven, CT | ISO New England (ISNE) | 16.4 GWh | Jun 1975 | Jun 2024 | Natural Gas : 68.6% Kerosene : 27.6% Residual Fuel Oil : 3.8% |
Derby Hydro | McCallum Enterprises I LP | Shelton, CT | ISO New England (ISNE) | 11.6 GWh | Dec 1988 | Dec 2023 | Water |
Algonquin Windsor Locks | Algonquin Windsor Locks LLC | Windsor Locks, CT | ISO New England (ISNE) | 136.3 GWh | Dec 1989 | Jun 2024 | Natural Gas : 99.9% |
Covanta Southeastern Connecticut Company | Covanta Southeastern Connecticut Company | Preston, CT | ISO New England (ISNE) | 125.5 GWh | Nov 1991 | Jun 2024 | Non-biogenic Municipal Solid Waste : 53.9% Biogenic Municipal Solid Waste : 44.1% Distillate Fuel Oil : 2.0% |
New Milford Gas Recovery | WM Renewable Energy LLC | New Milford, CT | ISO New England (ISNE) | 5.9 GWh | Apr 2008 | Dec 2023 | Landfill Gas |
Covanta Bristol Energy | Covanta Bristol Inc | Bristol, CT | ISO New England (ISNE) | 114.7 GWh | Nov 1987 | Jun 2024 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
Wheelabrator Bridgeport | Wheelabrator Environmental Systems | Bridgeport, CT | ISO New England (ISNE) | 485.7 GWh | Jun 1988 | Jun 2024 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
Hartford Hospital Cogeneration | Cartier Energy, LLC | Hartford, CT | ISO New England (ISNE) | 53.0 GWh | Jun 1988 | Dec 2022 | Natural Gas |
North Main Street | City of Norwich - (CT) | Norwich, CT | ISO New England (ISNE) | 139.9 MWh | Jul 1972 | May 2023 | Distillate Fuel Oil |
Goodwin Hydroelectric | Metropolitan Dist of Hartford | W. Hartland, CT | ISO New England (ISNE) | 13.8 GWh | Mar 1986 | Dec 2023 | Water |
Pratt & Whitney | United Technologies | East Hartford, CT | ISO New England (ISNE) | 138.8 GWh | Dec 1991 | Jun 2024 | Natural Gas : 99.8% |
Wheelabrator Lisbon | Wheelabrator Environmental Systems | Lisbon, CT | ISO New England (ISNE) | 107.9 GWh | Sep 1995 | Jun 2024 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
Bridgeport Energy Project | Bridgeport Energy LLC | Bridgeport, CT | ISO New England (ISNE) | 2.5 TWh | May 1998 | Jun 2024 | Natural Gas |
Milford Power Project | Milford Power Co LLC | Milford, CT | ISO New England (ISNE) | 3.8 TWh | Jan 2004 | Jun 2024 | Natural Gas |
Lake Road Generating Plant | Lake Road Generating Co LP | Dayville, CT | ISO New England (ISNE) | 6.2 TWh | Feb 2002 | Jun 2024 | Natural Gas |
Wallingford Energy | Wallingford Energy LLC | Wallingford, CT | ISO New England (ISNE) | 163.5 GWh | Jul 2001 | Dec 2023 | Natural Gas |
Quinebaug Lower Project | Quinebaug Associates LLC | Brooklyn, CT | ISO New England (ISNE) | 10.6 GWh | Mar 1990 | Dec 2023 | Water |
Tunnel | FirstLight Power Resources Services LLC | Preston, CT | ISO New England (ISNE) | 12.7 GWh | Dec 1918 | Dec 2023 | Water : 98.0% Jet Fuel : 2.0% |
Branford | Connecticut Jet Power LLC | Branford, CT | ISO New England (ISNE) | 168.4 MWh | Oct 1967 | Dec 2022 | Kerosene |
Bulls Bridge | FirstLight Power Resources Services LLC | New Milford, CT | ISO New England (ISNE) | 45.4 GWh | Dec 1902 | Dec 2023 | Water |
Cos Cob | Connecticut Jet Power LLC | Greenwich, CT | ISO New England (ISNE) | 1.5 GWh | Aug 1969 | Dec 2022 | Kerosene |
Browse Power Plants By Connecticut Counties
Figures are based on May 2024 generation numbers.County | State Rank | Active Plants | May 2024 Generation |
---|---|---|---|
Northwest Hills Planning Region, CT | # 9 | 15 | 98.1 GWh |
Western Connecticut Planning Region, CT | # 8 | 14 | 337.6 GWh |
Capitol Planning Region, CT | # 7 | 49 | 767.0 GWh |
Lower Connecticut River Valley Planning Region, CT | # 6 | 15 | 3.3 TWh |
South Central Connecticut Planning Region, CT | # 5 | 22 | 4.1 TWh |
County | State Rank | Active Plants | May 2024 Generation |
---|---|---|---|
Naugatuck Valley Planning Region, CT | # 4 | 13 | 6.3 TWh |
Northeastern Connecticut Planning Region, CT | # 3 | 17 | 6.3 TWh |
Greater Bridgeport Planning Region, CT | # 2 | 10 | 6.9 TWh |
Southeastern Connecticut Planning Region, CT | # 1 | 50 | 17.2 TWh |